/* css/style.css */
:root {
    --primary-color: #2e7d32;
    --primary-dark: #1b5e20;
    --primary-light: #4caf50;
    --secondary-color: #ff9800;
    --secondary-dark: #f57c00;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #888888;
    --background-light: #f8f9fa;
    --background-white: #ffffff;
    --border-color: #e0e0e0;
    --success-color: #4caf50;
    --error-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196f3;
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-primary);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

/* Header Styles */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background: var(--background-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    font-size: 2rem;
}

.secure-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--primary-light);
    color: white;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* Main Content Layout */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 992px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

/* Info Column Styles */
.info-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.ngo-card {
    background: var(--background-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-medium);
}

.ngo-card h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.impact-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--background-light);
    border-radius: var(--border-radius-sm);
}

.stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.stat i {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.stat h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.stat p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.impact-stories {
    margin-bottom: var(--spacing-lg);
}

.impact-stories h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.impact-stories ul {
    list-style: none;
    padding-left: var(--spacing-sm);
}

.impact-stories li {
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: var(--spacing-md);
}

.impact-stories li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.security-info {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--primary-color);
}

.security-info h4 {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.trust-badges {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: white;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    box-shadow: var(--shadow-light);
}

/* Form Column Styles */
.form-column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.donation-card {
    background: var(--background-white);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-heavy);
    position: sticky;
    top: var(--spacing-md);
}

.card-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-color);
}

.card-header h2 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
}

.card-header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Form Sections */
.form-section {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--background-light);
    border-radius: var(--border-radius-sm);
}

.section-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.section-label i {
    color: var(--primary-color);
}

.section-description {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
}

/* Currency Selector */
.currency-selector {
    margin-bottom: var(--spacing-md);
}

.currency-selector label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.currency-options {
    display: flex;
    gap: var(--spacing-sm);
}

.currency-option {
    flex: 1;
    padding: var(--spacing-sm);
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.currency-option:hover {
    border-color: var(--primary-light);
    color: var(--primary-color);
}

.currency-option.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Quick Amounts */
.quick-amounts {
    margin-bottom: var(--spacing-md);
}

.quick-amounts label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.amount-buttons {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--spacing-sm);
}

.amount-button {
    padding: var(--spacing-sm);
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.amount-button:hover {
    border-color: var(--primary-light);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.amount-button.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

/* Custom Amount */
.custom-amount {
    margin-top: var(--spacing-md);
}

.custom-amount label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.input-group {
    display: flex;
    align-items: center;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.input-group:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.1);
}

.input-prefix {
    padding: 0 var(--spacing-sm);
    background: var(--background-light);
    color: var(--text-secondary);
    font-weight: 600;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 80px;
}

.custom-amount input {
    flex: 1;
    padding: var(--spacing-sm);
    border: none;
    outline: none;
    font-size: 1.1rem;
    font-family: 'Poppins', sans-serif;
    color: var(--text-primary);
}

.hint {
    display: block;
    margin-top: 6px;
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Form Rows */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

@media (max-width: 576px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.input-with-icon {
    position: relative;
}

.input-with-icon i {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.input-with-icon input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-sm) var(--spacing-sm) 40px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.input-with-icon input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.1);
}

/* Payment Methods */
.payment-methods {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.payment-method {
    flex: 1;
    min-width: 120px;
    padding: var(--spacing-md);
    background: white;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
}

.payment-method:hover {
    border-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-light);
}

.payment-method i {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.payment-method span {
    font-weight: 600;
    color: var(--text-primary);
}

/* Terms Section */
.terms-section {
    margin: var(--spacing-lg) 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

.checkbox-label a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

.note {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: #e3f2fd;
    border-radius: var(--border-radius-sm);
    color: #1565c0;
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.note i {
    margin-top: 2px;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-medium);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    font-size: 1.2rem;
}

/* Loading Indicator */
.loading-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--background-light);
    border-radius: var(--border-radius-sm);
    margin-top: var(--spacing-md);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-indicator p {
    color: var(--text-secondary);
    font-weight: 600;
}

/* Status Messages */
.status-messages {
    margin-top: var(--spacing-md);
}

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-sm);
}

.alert i {
    font-size: 1.2rem;
    margin-top: 2px;
}

.alert-success {
    background: #e8f5e9;
    color: #2e7d32;
    border-left: 4px solid var(--success-color);
}

.alert-error {
    background: #ffebee;
    color: #c62828;
    border-left: 4px solid var(--error-color);
}

.alert strong {
    display: block;
    margin-bottom: 4px;
}

/* Secure Payment */
.secure-payment {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--background-light);
    border-radius: var(--border-radius-sm);
    text-align: center;
}

.secure-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
    color: var(--primary-dark);
    font-weight: 600;
}

.payment-icons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
    font-size: 1.8rem;
    color: var(--text-light);
}

.payment-icons i:hover {
    color: var(--primary-color);
}

.secure-note {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Footer */
.footer {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--background-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.contact-info h4 {
    font-family: 'Poppins', sans-serif;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.copyright {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-sm);
    }
    
    .header {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }
    
    .donation-card {
        padding: var(--spacing-md);
    }
    
    .ngo-card h1 {
        font-size: 1.8rem;
    }
    
    .payment-methods {
        flex-direction: column;
    }
}

/* Print Styles */
@media print {
    .donation-card,
    .ngo-card {
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    
    .submit-btn,
    .footer-links,
    .secure-payment {
        display: none;
    }
}